GRANTFORK
Illinois - Community Water System - PWSID: IL1190350
System Information
| PWSID | IL1190350 |
| System Name | GRANTFORK |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1981 |
| Last Reported | Feb 26, 2026 |
Location & Contact
| State | Illinois |
| City | HIGHLAND |
| ZIP Code | 62249 |
| Address | P.O. Box 534 |
| Organization | DECKER, PHILLIP |
| Phone | 618-675-3400 |
Population & Service
| Population Served | 1,766 |
| Service Connections | 740 |
Drinking Water Violations (92)
This water system has 92 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 12, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Oct 12, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Oct 1, 2025 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Oct 1, 2025 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Archived | Dec 31, 2025 | - | |
| Aug 22, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jul 12, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jul 12, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jul 2, 2025 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Jul 2, 2025 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Jul 1, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Aug 13, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Aug 13, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Aug 13, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Aug 13, 2025 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Sep 28, 2022 | - | Other | No | No | - | - | - | Resolved | Jun 27, 2023 | - | |
| Sep 28, 2022 | - | Other | No | No | - | - | - | Resolved | Jun 27, 2023 | - | |
| Sep 28, 2022 | - | Other | No | No | - | - | - | Resolved | Jun 27, 2023 | - | |
| Sep 28, 2022 | - | Other | No | No | - | - | - | Resolved | Jun 27, 2023 | - | |
| Sep 28, 2022 | - | Other | No | No | - | - | - | Resolved | Jun 27, 2023 | - | |
| Sep 28, 2022 | - | Other | No | No | - | - | - | Resolved | Jun 27, 2023 | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Jul 10, 2023 | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Jul 10, 2023 | - | |
| Aug 1, 2021 | Aug 31, 2021 | MON | No | No | - | - | - | Resolved | Aug 31, 2021 | - | |
| Aug 1, 2021 | Aug 31, 2021 | MON | No | No | - | - | - | Resolved | Aug 31, 2021 | - | |
| Aug 1, 2021 | Aug 31, 2021 | MON | No | No | - | - | - | Resolved | Aug 31, 2021 | - | |
| Aug 1, 2021 | Aug 31, 2021 | MON | No | No | - | - | - | Resolved | Aug 31, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 23, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 23, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 23, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 23, 2021 | - | |
| Jul 1, 2020 | - | Other | No | No | - | - | - | Resolved | Aug 5, 2020 | - | |
| Jul 1, 2020 | - | Other | No | No | - | - | - | Resolved | Aug 5, 2020 | - | |
| Nov 1, 2018 | Nov 30, 2018 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2018 | - | |
| Nov 1, 2018 | Nov 30, 2018 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2018 | - | |
| Nov 1, 2018 | Nov 30, 2018 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2018 | - | |
| Nov 1, 2018 | Nov 30, 2018 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2018 | - |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.